wiki: add Carbon Design System icons (2673) + pictograms (1000)

- 2673 SVG icons from @carbon/icons v11.82.0 (~2.5 MB)
- 1000 SVG pictograms from Carbon Design System (~2.0 MB)
- Updated 00-overview.md with asset structure and category listing

All icons: 32x32, fill: currentColor, optimized SVG
All pictograms: 24x24, fill: currentColor, SVG

assets/icons/carbon/ibm-cloud-app-id.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path d="M20,18h-6c-1.6569,0-3,1.3431-3,3v2h2v-2c0-.5523,.4477-1,1-1h6c.5523,0,1,.4477,1,1v2h2v-2c0-1.6569-1.3431-3-3-3Z"/> <path d="M17,17c2.2091,0,4-1.7909,4-4s-1.7909-4-4-4-4,1.7909-4,4,1.7909,4,4,4Zm0-6c1.1046,0,2,.8954,2,2s-.8954,2-2,2-2-.8954-2-2,.8954-2,2-2Z"/> <path d="M17,30c-7.7197,0-14-6.2804-14-14h2c0,6.6168,5.3831,12,12,12,5.2263,0,9.8162-3.3385,11.4214-8.3074l1.9033,.6147c-1.873,5.7975-7.2278,9.6926-13.3247,9.6926Z"/> <path d="M31,16h-2c0-6.6168-5.3833-12-12-12V2c7.7197,0,14,6.2804,14,14Z"/> <path d="M6,14l-2.1387-1.0127c-1.7383-.8223-2.8613-2.5967-2.8613-4.5195V2H11v6.4678c0,1.9229-1.123,3.6973-2.8613,4.5195l-2.1387,1.0127ZM3,4v4.4678c0,1.1533,.6738,2.2178,1.7168,2.7109l1.2832,.6074,1.2832-.6074c1.043-.4932,1.7168-1.5576,1.7168-2.7109V4H3Z"/> </svg>